package day03;
import java.util.Scanner;
public class CommandBySwitch {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		while (true) {
			int command = scan.nextInt();
			double price = command;
			if (price == 1) {
				System.out.println("存款业务");
			} else if (price == 2) {
				System.out.println("取款业务");
			} else if (price == 3) {
				System.out.println("查询余额");
			} else if (price == 4) {
				System.out.println("退卡");
				break;
			} else {
				System.out.println("输入错误");
			}
		}
		scan.close();
	}
}




